55784760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 180576000

約数和(自身を除く): 124791240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 569, 570, 645, 760, 817, 860, 1032, 1138, 1140, 1290, 1634, 1707, 1720, 2276, 2280, 2451, 2580, 2845, 3268, 3414, 4085, 4552, 4902, 5160, 5690, 6536, 6828, 8170, 8535, 9804, 10811, 11380, 12255, 13656, 16340, 17070, 19608, 21622, 22760, 24467, 24510, 32433, 32680, 34140, 43244, 48934, 49020, 54055, 64866, 68280, 73401, 86488, 97868, 98040, 108110, 122335, 129732, 146802, 162165, 195736, 216220, 244670, 259464, 293604, 324330, 367005, 432440, 464873, 489340, 587208, 648660, 734010, 929746, 978680, 1297320, 1394619, 1468020, 1859492, 2324365, 2789238, 2936040, 3718984, 4648730, 5578476, 6973095, 9297460, 11156952, 13946190, 18594920, 27892380, 55784760]

約数ペア:

[(1, 55784760), (2, 27892380), (3, 18594920), (4, 13946190), (5, 11156952), (6, 9297460), (8, 6973095), (10, 5578476), (12, 4648730), (15, 3718984), (19, 2936040), (20, 2789238), (24, 2324365), (30, 1859492), (38, 1468020), (40, 1394619), (43, 1297320), (57, 978680), (60, 929746), (76, 734010), (86, 648660), (95, 587208), (114, 489340), (120, 464873), (129, 432440), (152, 367005), (172, 324330), (190, 293604), (215, 259464), (228, 244670), (258, 216220), (285, 195736), (344, 162165), (380, 146802), (430, 129732), (456, 122335), (516, 108110), (569, 98040), (570, 97868), (645, 86488), (760, 73401), (817, 68280), (860, 64866), (1032, 54055), (1138, 49020), (1140, 48934), (1290, 43244), (1634, 34140), (1707, 32680), (1720, 32433), (2276, 24510), (2280, 24467), (2451, 22760), (2580, 21622), (2845, 19608), (3268, 17070), (3414, 16340), (4085, 13656), (4552, 12255), (4902, 11380), (5160, 10811), (5690, 9804), (6536, 8535), (6828, 8170)]